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R2KA 34 /20 - RAD - ING - Inst.Manual - 2002.1_CSA

2. MAINTENANCE

SUPPOR

T CENTER

2.2.11. 3-WAY VALVE OPERATION

Important: The working position of the 3-way valve
is indicated by the color (Red or Blue) visible in the
inside of the valve. (see ‘C’ - fig. 34).

› The RED color (with C-A) indicates the operation

in the Domestic Hot water mode.

› The BLUE color (with C-B) indicates the

operation in Heating mode.

C

MAINTENANCE

fig. 34

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Содержание R2KA 34/20

Страница 1: ...her flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in...

Страница 2: ...CONDENSATE COLLECTION SIPHON 17 1 1 14 ANTI FREEZE PROTECTION 19 1 1 15 GAS CONNECTION 20 1 1 16 ELECTRICAL CONNECTION 20 1 1 17 POWER SUPPLY 21 1 1 18 OPTIONAL ELECTRICAL CONNECTIONS 22 1 1 19 VENTIN...

Страница 3: ...56 2 2 13 ACCESSING THE BOILER 57 2 2 14 ACCESSING THE ELECTRONIC BOARD 58 2 2 15 SYSTEM EMPTYING 59 2 2 16 BOILER MAINTENANCE 60 2 2 17 FAULT SIGNALLING CODES 61 2 2 18 ACTIVE FUNCTIONS SIGNALLING CO...

Страница 4: ...r to which the instructions in that section address The titles are differentiated by thickness and size in accordance with their hierarchy The images contain important parts described in the text mark...

Страница 5: ...validity its duration the obligations and the exemptions please consult the First start up certificate attached to this manual The manufacturer reserves the right to modify the tools and relative tec...

Страница 6: ......

Страница 7: ...be performed only by qualified personnel having the appropriate technical training in the field for the installation and maintenance of components of civil and industrial domestic hot water productio...

Страница 8: ...g plant and a water supply network appropriate for its power and performance The location must be properly vented through an air vent The air vent must be placed at floor level to prevent it from bein...

Страница 9: ...heat input with a minimum of 100 cm2 15 5 in2 2 Where required by code or when required for additional opening must be provided at the highest practical elevation With a hermetically sealed combustio...

Страница 10: ...elements cardboard box wooden crate nails fasteners plastic bags expanded polystyrene etc are dangerous and must be kept out of the reach of children they should be biscarded properly To unpack the bo...

Страница 11: ...11 1 35 43 19 29 19 7 3 3 3 2 7 3 1 4 3 19 10 7 R C F A G C R F A G fig 2 R CENTRAL HEATING RETURN 3 4 NPT C DOMESTIC HOT WATER OUTLET 1 2 SWEAT G GAS 3 4 NPT F COLD WATER INLET 1 2 SWEAT A CENTRAL H...

Страница 12: ...that allows setting in advance the connections to the tubes providing the ablility of connecting the boiler to completed masonry structure To position the unit proceed as follows see fig 6 1 Trace a...

Страница 13: ...m the stagnation of the condensate within the product itself it is extremely important that the unit is mounted BOTH level and plumb to the wall as per figure 7 1 1 9 CIRCULATOR PERFORMANCE CURVES fig...

Страница 14: ...cently installed plants Based on the characteristics of the inlet water you should install suitable water treatment devices for residues presence Please install an inline filter The pressure of the co...

Страница 15: ...H W CIRCULATING LOOP In order to joint the D H W out loop pipe proceed as follows unscrew the cap A fig 9 joint the nipple to the D H W circulating pipe KEY RC D H W RECIRCULATING LOOP VR NON RETURN V...

Страница 16: ...r fill the system as follows 1 Make sure the circulator is not blocked 2 Slightly loosen the cap of the circulator air eliminator 1 fig 10 to release the air from the system 3 Slightly loosen the cap...

Страница 17: ...N Before starting the boiler you have to fill the condensate collection siphon in order to avoid flue back up through the siphon Fill the condensate collection siphon as follows see fig 14 Unscrew the...

Страница 18: ...ionthat could cause hazardous backflow of the condensate into the boiler To connect the condensate drain use only corrosion resistant material for the drain line CONDENSATE NEUTRALIZER KIT The condens...

Страница 19: ...ting the burner until the water reaches the temperature of 86 F 30 C The system starts even if display appears OFF as long as the boiler is connected to the power 120 V and gas supply For long periods...

Страница 20: ...data plate 1 1 16 ELECTRICAL CONNECTION DANGER The equipment is electrically safe only if it is properly connected to an efficient grounding system performed in compliance with the safety standards in...

Страница 21: ...ER loosen the two screws and remove the plate A see fig 15 after removing the plate connect the electrical cables to terminal B see fig 15 the yellow green cable to the terminal marked with grounding...

Страница 22: ...temperature Probe connect the two non polarized conductors to the Se Se contacts For the environment Thermostat or Remote control first remove the bridge on the Ta Ta contacts and then connect the two...

Страница 23: ...he items below to the electronic board see fig 17 After performing these operations remount the crankcase and the front casing TP CT BUS 0 10V GND BUS 11 10 9 8 7 12 13 14 15 16 17 M12 M9 M7 M5 M2 M4...

Страница 24: ...o axial terminal in relation to the slopes inside the exhaust pipe and to protect the combustion air pipe from adverse weather conditions Refer to section 1 1 18 sub section III a and figure 20 This a...

Страница 25: ...of opening 1 ft 300 mm above opening Direct vent 12 in 30 cm C Clearance to permanently closed window Zero clearance to permanently closed window Please consult with local installation codes the requi...

Страница 26: ...to building or the combustion air inlet to any other appliance Non direct vent 4 ft 1 2 m below or to side of opening 1 ft 300 mm above opening Direct vent 12 in 30 cm K Clearance to a mechanical air...

Страница 27: ...here necessary Traps if used should have pipe slopes not less than 1 4 in ft 21 mm m downwards to the trap The use of thermal insulation shall be prohibited on non metallic vent pipe and fittings in c...

Страница 28: ...ounted hot boilers can be installed with one single vent pipe for exhaust Please refer to Table 1 Allowable vent lenghts for maximum vent run Single vent installations can be either be installed throu...

Страница 29: ...lease refer to figure E for through the wall single vent installations II b THROUGH THE ROOF INSTALLATION Please refer to figure F for through the roof single vent installations 12 minimum above avera...

Страница 30: ...or CPVC pipe Ensure that the adapters are installed correctly into the correct locations as per the attached figure 19 Installation instructions cod 65 00433 FLUE EXHAUST COMBUSTION AIR INTAKE fig 19...

Страница 31: ...The maximum exhaust length or linear reference length can be calculated by summing the length of the linear tube When terminating horizontally install an elbow at the end of the terminal For area whe...

Страница 32: ...above 10 ft 3 m The domestic fan maximum speed adjustment P11 must be changed to a value of 198 Hz and the heating fan maximum speed adjustment P13 must be changed to a value of 183 Hz with a total v...

Страница 33: ...196005 197040 52CVKGVS6502 28 ft 8 5 m 196105 197033 52CVKGVS6502 28 40 ft 12 1 m 196125 52CVKGVS6502 40 3 80 mm 20 ft 6 m 196006 197009 52CVKGVS6503 52CVKGVSF9003 32 ft 9 7 m 196106 197107 52CVKGVS6...

Страница 34: ...336 Single Wall Pipe 72 305mm Z Dens 2ZDP372 Single Wall Pipe Z Dens 2ZDE345 Single Wall 45 Elbow Z Dens 2ZDE387 Single Wall 87 Elbow Z Dens 3PPS CDC Single Wall Condensate Drain Z Dens 3PPS TCDC Sing...

Страница 35: ...All operations described below relative to first start up maintenance and replacement and should be performed only by qualified service technician 1 SUPPORT CENTER SECTION 2 SUPPORT CENTRE SECTION...

Страница 36: ...of lack of gas Make sure that the device supply voltage corresponds with that on the plate 120 V 60 Hz and that the wiring is correct Make sure that the grounding system works properly Make sure that...

Страница 37: ...sts 5 minutes After each water pressure reset the boiler will automatically perform a reduced system relief cycle of 2 minutes Throughout this function the display will show the code F33 The boiler ca...

Страница 38: ...g 23 of the Off Set adjuster To increase the CO2 value turn the screw clockwise and counter clockwise if you want to decrease it Once completed the adjustment tighten the protection screw A fig 23 on...

Страница 39: ...menu and adjust their values follow the procedure below 1 Press the button to select the OFF mode displayed using the symbol 2 Hold at the same time the keys and until on the display appears the symb...

Страница 40: ...stic circuit to change the value of the parameter 5 Press the key to confirm the action and wait for the display to stop blinking indicating the adjustment was implemented 6 To exit the parameters men...

Страница 41: ...ION READ THE INSTRUCTION IN 2 2 19 CONVERSION TO A DIFFERENT GAS TYPE BEFOR E CHANGING THIS PARAMETER 0 1 0 NATURAL GAS AND SETS FAN SPEED SETTING AT PARAMETERS P10 P11 P12 P13 1 PROPANE AND SETS FAN...

Страница 42: ...ON FOR A PERIOD OF TIME EQUAL TO THE POST CIRCULATION SEE PARAMETER P09 SO AS TO MAINTAIN THE SECONDARY EXCHANGER HOT 0 1 0 DISABLED SET BY DEFAULT 1 ENABLED P07 HEATING TIMING THROUGH THIS PARAMETER...

Страница 43: ...TZ 1HZ 30 RPM P12 HEATING FAN MINIMUM SPEED ADJUSTMENT THROUGH THIS PARAMETER YOU CAN SET THE FAN MINIMUM SPEED IN HEATING PHASE THAT CORRESPONDS TO THE MINIMUM BURNER POWER DURING A REQUEST TO OPERAT...

Страница 44: ...NT OF THE ACCUMULATION BOILER EVERY 7 DAYS THE WATER TEMPERATURE INSIDE THE ACCUMULATION BOILER IS HEATED BEYOND 140 F 60 C THUS GENERATING A BURNING HAZARD KEEP UNDER CONTROL SUCH DOMESTIC HOT WATER...

Страница 45: ...EMPERATURES TM REFER TO STANDARD SYSTEMS 86 167 F 30 75 C OR FLOOR SYSTEMS 77 113 F 25 45 C THE SYSTEM TYPE CAN BE SET FROM PARAMETER P03 0 30 SET BY DEFAULT AT 15 THE NUMBERING OF THE VALUE CORRESPON...

Страница 46: ...ED IN F P23 MODULATING PUMP MINIMUM SPEED ONLY WITH MODULATING PUMP AND RETURN PROBE CONNECTED THROUGH THIS PARAMETER YOU CAN SET THE MINIMUM SPEED VALUE OF THE MODULATING PUMP DURING A REQUEST TO OPE...

Страница 47: ...CONNECTED TO THE BOILER BOARD AUTOMATICALLY THE VALUE OF THIS PARAMETER BECOMES 1 BUT IF THE SOLAR AUXILIARY BOARD IS SUCCESSIVELY DISCOUNNECTED THE DISPLAY OF THE CONTROL PANEL OF THE BOILER WILL DI...

Страница 48: ...IENT CIRCULATION UPON THE IGNITION THE ACTIVATION OF THIS PARAMETER AGAINST EACH IGNITION OF THE BURNER LEADS TO THE VERIFICATION OF THE CORRECT OPERATION OF THE CIRCULATING PUMP SHOULD THE PUMP NOT R...

Страница 49: ...DOMESTIC HOT WATER LINE N a t u r a l Gas Hz 43 182 43 182 Propane Hz 43 174 43 174 Note The frequency would change based on vent length See section 1 1 21 TABLE 1 ALLOWABLE VENT LENGTHS for change on...

Страница 50: ...t check the operation of the gas burner start up and safety systems If necessary remove and clean the flame detection and start up electrodes from incrustations paying attention to respect the distanc...

Страница 51: ...capacity ppm 1 20 Heating circuit Adjustable heating temperature F C 86 167 77 113 30 75 25 45 Maximum operating temperature for heating circuit F C 203 95 Maximum operating pressure for heating circ...

Страница 52: ...atural Gas psi mbar 0 25 17 4 Heating Max fan speed Natural Gas Hz 182 D H W Max fan speed Natural Gas Hz 182 Heating Min fan speed Natural Gas Hz 43 D H W Min fan speed Natural Gas Hz 43 Fuel consump...

Страница 53: ...LVE 8 CIRCULATOR 9 ANODE 10 AIR ELIMINATOR 11 WATER TEMPERATURE HIGH LIMIT SWITCH 12 CENTRAL HEATING TEMPERATURE PROBE 13 SPARK ELECTRODE 14 AIR SUCTION TUBE 15 INDIRECT TANK 16 IGNITION TRANSFORMER 1...

Страница 54: ...CULATOR 8 PRESSURE RELEIF VALVE 30 psi 2 bar 9 SYSTEM DRAINING TAP 10 DOMESTIC TEMPERATURE PROBE 11 CENTRAL HEATING TEMPERATURE PROBE 12 WATER TEMPERATURE HIGH LIMIT SWITCH 13 AIR SUCTION TUBE 14 PROP...

Страница 55: ...ERATION Important The working position of the 3 way valve is indicated by the color Red or Blue visible in the inside of the valve see C fig 34 The RED color with C A indicates the operation in the Do...

Страница 56: ...E SWITCH G GREEN SF CONDENSATE COLLECTION SIPHON EV MF TS TF SR MP Pacq 11 10 9 8 7 12 13 14 15 16 17 M12 M9 M7 M5 M2 M4 M8 M10 M15 M16 1 2 3 4 57 61 60 59 58 44 43 42 41 40 39 38 37 36 35 34 33 32 31...

Страница 57: ...intervene on the front of the boiler proceed as follows grasp the front panel base and pull it outwards to release the two fixing pins 1 fig 36 placed at the bottom remove the front panel releasing o...

Страница 58: ...rvene on the wirings of the control panel please proceed as follows DANGER Cut off the voltage from the main switch Grab at the same time the support brackets of the control panel fig 37 loosening the...

Страница 59: ...harge turn the discharge tap of the system RS fig 38 open the relief valves of the radiators starting from the one at the top and continuing downwards after draining out all water close the relief val...

Страница 60: ...and replace the magnesium anode after a year or more frequently if the quality and the water worn require it In order to check the anode functioning it s necessary to open the cap V fig 39 situated o...

Страница 61: ...E01 FLAME FAILURE NO FLAME LIGHT UP MANUAL RESET PRESS THE RESET KEY NO GAS PRESSURE CHECK THE GAS SUPPLY MASS OR BROKEN START UP ELECTRODE REPLACE IT GAS VALVE NOT OPENING REPLACE IT SLOW LIGHT UP TO...

Страница 62: ...psi 0 3 bar LOAD THE SYSTEM AUTOMATIC WATER PRESSURE SWITCH CABLE DISCONNECTED CHECK THE WIRING WATER PRESSURE SWITCH BROKEN REPLACE IT E05 DOMESTIC INLET TEMPERATURE BROKEN OR INCORRECTLY CALIBRATED...

Страница 63: ...INTERNAL BOARD ERROR INCORRECT SIGNAL RECOGNITION BY THE MODULATION BOARD MICRO PROCESSOR IF THE MODULATION BOARD DOES NOT RESET THE ERROR AUTOMATICALLY REPLACE IT AUTOMATIC E22 PARAMETERS PROGRAMMIN...

Страница 64: ...F 4 C THE BOILER OPERATES AT MINIMUM GAS PRESSURE WITH THE DIVERTER VALVE IN THE SUMMER POSITION THE FUNCTION IS DISABLED WHEN THE TEMPERATURE DETECTED BY THE SENSOR IS 46 4 F 8 C IN THE D H W CIRCUI...

Страница 65: ...ure on the rear side of venturi C fig 42 replace the body venturi with the one suitable for the type of supply gas cod 30 00207 for methane cod 30 00237 for PROPANE and make sure the tooth D fig 42 is...

Страница 66: ...POSITIONS OF THE ELECTRODES If the boiler does not restart check the positions of the electrodes especially the ignition electrode 0 16 3mm 0 31 0 39 8 10mm 0 39 0 47 10 12mm DETECTION ELECTRODE LIGH...

Страница 67: ......

Страница 68: ...RADIANT BRUCIATORI s p a Via Pantanelli 164 166 61025 Loc Montelabbate PU Tel 39 0721 9079 1 fax 39 0721 9079279 e mail info radiant Internet http www radiant it...

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